PERFORCE change 97778 for review

[Kip Macy]

http://perforce.freebsd.org/chv.cgi?CH=97778

Change 97778 by kmacy at kmacy_storage:sun4v_work on 2006/05/25 01:14:33

	use pmap_scrub_pages until we get a proper optimized bzero

Affected files ...

.. //depot/projects/kmacy_sun4v/src/sys/sun4v/sun4v/pmap.c#58 edit
.. //depot/projects/kmacy_sun4v/src/sys/sun4v/sun4v/vm_machdep.c#9 edit

Differences ...

==== //depot/projects/kmacy_sun4v/src/sys/sun4v/sun4v/pmap.c#58 (text+ko) ====

@@ -1857,7 +1857,7 @@
 void
 pmap_zero_page(vm_page_t m)
 {
-	bzero((char *)TLB_PHYS_TO_DIRECT(VM_PAGE_TO_PHYS(m)), PAGE_SIZE);
+	pmap_scrub_pages(VM_PAGE_TO_PHYS(m), PAGE_SIZE);
 }
 
 void
@@ -1876,6 +1876,6 @@
 void
 pmap_zero_page_idle(vm_page_t m)
 {
-	bzero((char *)TLB_PHYS_TO_DIRECT(VM_PAGE_TO_PHYS(m)), PAGE_SIZE);
+	pmap_scrub_pages(VM_PAGE_TO_PHYS(m), PAGE_SIZE);
 }
 

==== //depot/projects/kmacy_sun4v/src/sys/sun4v/sun4v/vm_machdep.c#9 (text+ko) ====

@@ -416,8 +416,8 @@
 
 	pa = VM_PAGE_TO_PHYS(m);
 	va = (void *)TLB_PHYS_TO_DIRECT(pa);
-	if ((wait & M_ZERO) && (m->flags & PG_ZERO) == 0)
-		bzero(va, PAGE_SIZE);
+	if ((wait & M_ZERO) && ((m->flags & PG_ZERO) == 0))
+		pmap_scrub_pages(pa, PAGE_SIZE);
 	return (va);
 }